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» Revisiting causality, coalgebraically
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CALCO
2007
Springer
138views Mathematics» more  CALCO 2007»
13 years 11 months ago
Coalgebraic Foundations of Linear Systems
Abstract. Viewing discrete-time causal linear systems as (Mealy) coalgebras, we describe their semantics, minimization and realisation as universal constructions, based on the fin...
Jan J. M. M. Rutten
CALCO
2007
Springer
118views Mathematics» more  CALCO 2007»
13 years 11 months ago
Free Modal Algebras: A Coalgebraic Perspective
In this paper we discuss a uniform method for constructing free modal and distributive modal algebras. This method draws on works by (Abramsky 2005) and (Ghilardi 1995). We revisit...
Nick Bezhanishvili, Alexander Kurz
IJCAI
2003
13 years 6 months ago
Causes and Explanations Revisited
This paper reconsiders the notions of actual cause and explanation in functional causal models. We demonstrate that isomorphic causal models can generate intuitively different cau...
James D. Park
FOSSACS
2008
Springer
13 years 6 months ago
Coalgebraic Logic and Synthesis of Mealy Machines
Abstract. We present a novel coalgebraic logic for deterministic Mealy machines that is sound, complete and expressive w.r.t. bisimulation. Every finite Mealy machine corresponds t...
Marcello M. Bonsangue, Jan J. M. M. Rutten, Alexan...
CALCO
2009
Springer
161views Mathematics» more  CALCO 2009»
13 years 11 months ago
Free Heyting Algebras: Revisited
Abstract. We use coalgebraic methods to describe finitely generated free Heyting algebras. Heyting algebras are axiomatized by rank 0-1 axioms. In the process of constructing free...
Nick Bezhanishvili, Mai Gehrke